This is my model of soviet hand grenade RGD-5. Made in Fusion360, Blender3d, Marmoset Toolbag 4, RizomUV and Substance Painter 3d. You can use it for any purpose you want. Also check my ArtStation: https://www.artstation.com/vokapquinzzel.
STL (Stereolithography, filesize: 92.5 MB), OBJ (OBJ, filesize: 92.5 MB), FBX (Autodesk FBX, filesize: 92.5 MB)